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Miscelaneous fixes to serial stuff. 

Add 4800 baud option.
Fix parity select.
Fix purge command to not loop forever.
This commit is contained in:
DragonMinded 2016-01-29 07:38:18 +00:00
parent 226e5b5394
commit 25244166d5
1 changed files with 195 additions and 182 deletions
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21
Serial.cpp
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@ -23,6 +23,9 @@ int OpenSerial( const char *port, int baud, int parity )
switch( baud )
{
case 4800:
rate = B4800;
break;
case 9600:
rate = B9600;
break;
@ -49,7 +52,18 @@ int OpenSerial( const char *port, int baud, int parity )
memset(&tio,0,sizeof(tio));
tio.c_iflag=0;
tio.c_oflag=0;
if( parity == PARITY_EVEN )
{
tio.c_cflag=CS8|CREAD|PARENB|CLOCAL;
}
else if( parity == PARITY_ODD )
{
tio.c_cflag=CS8|CREAD|PARENB|PARODD|CLOCAL;
}
else
{
tio.c_cflag=CS8|CREAD|CLOCAL;
}
tio.c_lflag=0;
tio.c_cc[VMIN]=1;
tio.c_cc[VTIME]=0;
@ -73,7 +87,7 @@ uint64_t getMS()
return (tv.tv_sec * 1000) + (tv.tv_usec / 1000);
}
bool ReadFile ( int file, void *buf, uint32_t length, uint32_t *readAmt, void *reserved )
bool ReadFile( int file, void *buf, uint32_t length, uint32_t *readAmt, void *reserved )
{
uint64_t start = getMS();
@ -137,7 +151,7 @@ bool WriteFile( int file, const void * const buf, uint32_t length, uint32_t *wri
}
}
void SetFilePointer ( int file, int off, void *reserved, int origin )
void SetFilePointer( int file, int off, void *reserved, int origin )
{
lseek( file, off, origin );
}
@ -153,8 +167,7 @@ bool PurgeComm( int serial )
do
{
unsigned char data[1024];
uint32_t length;
ReadFile( serial, data, sizeof( data ), &length, 0 );
int length = read( serial, data, sizeof( data ) );
if( length <= 0 ) { break; }
} while( 1 );